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Digital Scholar

Digital Scholar (the Corporation for Digital Scholarship) is the nonprofit behind Zotero, an open source reference manager for researchers. Zotero is released under the AGPL-3.0, and the nonprofit funds development through paid Zotero Storage subscriptions.

Licensing at a Glance

  • Open source
  • Free tier
  • Subscription
  • Capacity (data, assets, nodes)

  1. Unless otherwise indicated, the Zotero source code is released under the GNU Affero General Public License version 3.[1]

  2. Zotero is a project of Digital Scholar, a nonprofit organisation developing software and services for researchers and cultural heritage institutions.[2]

  3. Zotero Storage includes 300 MB free; paid individual plans are 2 GB for $20/year, 6 GB for $60/year and unlimited for $120/year, with separate plans for labs and institutions.[3]

  4. Group libraries use Zotero Storage at no additional charge, drawing on the group owner's storage account.[4]

  5. Zotero services, including storage subscriptions, are operated by the Corporation for Digital Scholarship on a not-for-profit basis, and registration is required to subscribe.[5]

Products

References

  1. Licensing | Zotero Documentation · zotero.org · effective 2018-11-27 · retrieved 2026-09-27
  2. Licensing | Zotero Documentation · zotero.org · effective 2018-11-27 · retrieved 2026-09-27
  3. Zotero | Storage · zotero.org · retrieved 2026-09-27
  4. Zotero | Storage · zotero.org · retrieved 2026-09-27
  5. ZOTERO TERMS OF SERVICE | Zotero Documentation · zotero.org · retrieved 2026-09-27
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